Unknown & Unclassified nonprofits in Ohio

Unknown & Unclassified nonprofits in Ohio. Browse 26,579 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. The Ohio State University

    EIN 824514682 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. The Ohio State University

    EIN 824572072 · Headquarters: TIFFIN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. The Ohio State University

    EIN 824573793 · Headquarters: Oak Harbor, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. The Ohio State University

    EIN 824592057 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. The Ohio State University

    EIN 824610076 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. The Ohio State University

    EIN 824637217 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. The Ohio State University

    EIN 824652756 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. The Ohio State University

    EIN 824659507 · Headquarters: Somerset, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. The Ohio State University

    EIN 824670929 · Headquarters: Woodsfield, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. The Ohio State University

    EIN 824687476 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. The Ohio State University

    EIN 824689469 · Headquarters: Pomeroy, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. The Ohio State University

    EIN 824698172 · Headquarters: Sidney, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. The Ohio State University

    EIN 824706780 · Headquarters: Sandusky, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. The Ohio State University

    EIN 824713265 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. The Ohio State University

    EIN 824734010 · Headquarters: Bowling Green, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. The Ohio State University

    EIN 824736662 · Headquarters: Louisville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. The Ohio State University

    EIN 824757481 · Headquarters: Bowling Green, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. The Ohio State University

    EIN 824767406 · Headquarters: Norwalk, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. The Ohio State University

    EIN 824767866 · Headquarters: Wooster, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. The Ohio State University

    EIN 824794251 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Ohio State University

    EIN 824800096 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. The Ohio State University

    EIN 824809440 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. The Ohio State University

    EIN 824812859 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. The Ohio State University

    EIN 824819204 · Headquarters: Springfield, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  25. The Ohio State University

    EIN 824825765 · Headquarters: Tiffin, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  26. The Ohio State University

    EIN 824858204 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. The Ohio State University

    EIN 824880709 · Headquarters: Caldwell, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. The Ohio State University

    EIN 824915237 · Headquarters: Mount Gilead, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. The Ohio State University

    EIN 824917535 · Headquarters: New Concord, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. The Ohio State University

    EIN 824932080 · Headquarters: Millersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  31. The Ohio State University

    EIN 824937802 · Headquarters: Eaton, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  32. The Ohio State University

    EIN 824969659 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. The Ohio State University

    EIN 825001515 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. The Ohio State University

    EIN 825018251 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The Ohio State University

    EIN 825069655 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. The Ohio State University

    EIN 825091216 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. The Ohio State University

    EIN 825100798 · Headquarters: MOUNT VERNON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. The Ohio State University

    EIN 825121004 · Headquarters: Gallipolis, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. The Ohio State University

    EIN 825121534 · Headquarters: Gallipolis, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. The Ohio State University

    EIN 825122364 · Headquarters: Ashland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Ohio State University

    EIN 825128416 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. The Ohio State University

    EIN 825146872 · Headquarters: Berea, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. The Ohio State University

    EIN 825153663 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. The Ohio State University

    EIN 825154465 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. The Ohio State University

    EIN 825163169 · Headquarters: Lorain, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. The Ohio State University

    EIN 825288364 · Headquarters: Delaware, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. The Ohio State University

    EIN 825339576 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. The Ohio State University

    EIN 825386606 · Headquarters: Gallipolis, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. The Ohio State University

    EIN 825506461 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. The Ohio State University

    EIN 825522560 · Headquarters: Cadiz, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. The Ohio State University

    EIN 825524762 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. The Ohio State University

    EIN 825524995 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. The Ohio State University

    EIN 825525071 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. The Ohio State University

    EIN 825525197 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. The Ohio State University

    EIN 825525463 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. The Ohio State University

    EIN 825525576 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. The Ohio State University

    EIN 825525682 · Headquarters: Saint Clairsville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. The Ohio State University

    EIN 830455788 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. The Ohio State University

    EIN 830498476 · Headquarters: Hamilton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. The Ohio State University

    EIN 830549412 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. The Ohio State University

    EIN 830553461 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. The Ohio State University

    EIN 830559020 · Headquarters: Cadiz, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. The Ohio State University

    EIN 830561847 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. The Ohio State University

    EIN 830564065 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. The Ohio State University

    EIN 830564883 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. The Ohio State University

    EIN 830567342 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. The Ohio State University

    EIN 830568054 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. The Ohio State University

    EIN 830642788 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. The Ohio State University

    EIN 830657833 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. The Ohio State University

    EIN 830659592 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. The Ohio State University

    EIN 830661725 · Headquarters: Mount Gilead, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. The Ohio State University

    EIN 830693089 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. The Ohio State University

    EIN 830724254 · Headquarters: Piketon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. The Ohio State University

    EIN 830760332 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. The Ohio State University

    EIN 830817404 · Headquarters: Cadiz, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. The Ohio State University

    EIN 830899326 · Headquarters: Cadiz, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. The Ohio State University

    EIN 831083966 · Headquarters: Mansfield, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  78. The Ohio State University

    EIN 831317487 · Headquarters: Caldwell, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  79. The Ohio State University

    EIN 831449705 · Headquarters: Cadiz, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  80. The Ohio State University

    EIN 831803681 · Headquarters: Bucyrus, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  81. The Ohio State University

    EIN 831833855 · Headquarters: Salineville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. The Ohio State University

    EIN 831861943 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. The Ohio State University

    EIN 832147042 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. The Ohio State University

    EIN 832271993 · Headquarters: Paulding, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. The Ohio State University

    EIN 832414783 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. The Ohio State University

    EIN 832417758 · Headquarters: Caledonia, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. The Ohio State University

    EIN 832478255 · Headquarters: Owensville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. The Ohio State University

    EIN 832494979 · Headquarters: Toledo, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. The Ohio State University

    EIN 832634292 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. The Ohio State University

    EIN 832657244 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. The Ohio State University

    EIN 832667337 · Headquarters: Canfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. The Ohio State University

    EIN 832696114 · Headquarters: Lisbon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. The Ohio State University

    EIN 832774027 · Headquarters: Canfield, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  94. The Ohio State University

    EIN 832785812 · Headquarters: Lucasville, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  95. The Ohio State University

    EIN 832811329 · Headquarters: Portsmouth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. The Ohio State University

    EIN 832819532 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. The Ohio State University

    EIN 832877180 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. The Ohio State University

    EIN 832885033 · Headquarters: South Webster, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  99. The Ohio State University

    EIN 833024731 · Headquarters: Owensville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. The Ohio State University

    EIN 833033805 · Headquarters: Owensville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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